Calculate the pOH of a solution of methylamine and lye. Initially, [CH3NH2] = 1M and [NaOH] = 0.02M. CH3NH2(aq) + H2O(l) ↔ CH3NH3+(aq) + OH-(aq) Kb = 4.38x10-4 NaOH(aq) → Na+(aq) + OH-(aq) Strong base a. 1.70 b. 1.39 c. 1.68 d. 4.12 e. 2.33

Calculate the pOH of a solution of methylamine and lye. Initially, [CH3NH2] = 1M and [NaOH] = 0.02M. CH3NH2(aq) + H2O(l) ↔ CH3NH3+(aq) + OH-(aq) Kb = 4.38x10-4 NaOH(aq) → Na+(aq) + OH-(aq) Strong base a. 1.70 b. 1.39 c. 1.68 d. 4.12 e. 2.33

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter14: Acids And Bases

Section14.8: Acid-base Reactions Of Salts

Problem 14.21CE

See similar textbooks

Related questions

Q: a balanced net ionic equation for each of the following acid-base reactions in water

Q: pH

Q: What are the predicted products from the following neutralization reaction? HNO3(aq) + Ba(OH)2(aq) →

A: Given, HNO3(aq) + Ba(OH)2(aq) →

Q: Consider an aqueous solution of trimethylamine. What is the pH of 0.53 mol L-1 (CH3)3N(aq)? Kb =…

A: The ionization reaction of trimethyl amine is as follows:

Q: Calculating percent dissociation of a weak acid A student prepares a 0.55 M aqueous solution of…

A: Observing the table shows that trimethylacetic acid has only one pKa value hence one proton from it…

Q: The products are favored in the acid-base reaction: HI(aq) + NH3(aq) NH4 (aq) +1(aq). True or False…

A: True

Q: At 25 degrees celsius, Ka for acid dissociation of aspirin (C9H8O4) is 3.4x10^-4. Calculate delta…

A: Spontaneity of any reaction can be predicted by its standard Gibbs free energy change value ∆G°.…

Q: Three (3) 0.10 M acid solutions were prepared and their pH values were recorded. Match the solution…

A: This problem is related to acidic strength. Acidic strength is the measurement of the ability of the…

Q: Which of the following are likely to act as Lewis acids and which as Lewis bases? Which might act…

A: Lewis Acid: A substance which can accept a pair of an electron is called Lewis Acid. e.g. BF3. Lewis…

Q: Calculate the percent ionization of ascorbic acid (HC6H7O6) in solutions of each of the following…

Q: What is the pH of a 0.30 M pyridine solution that has a Kb = 1.9 x 10-9? The equation for the…

A: The relation between pH and pOH is given by, pH + pOH =14 Kb is the base dissociation constant. The…

Q: Calculate the molar concentrations of C2H3O2-(aq) in a 0.350 molar acetic acid. The ionization…

Q: Directions: Write the correct Lewis structure and show the step-by-step solution on how you came up…

A: The concept of covalent bond is explained Lewis. The atoms achieve stable octet configuration when…

Q: How does the acidity of hand soap at pH 10 compare to distilled water at pH 7? A. Hand soap is…

Q: Calculate the pH of a 1.0L solution of 0.100M acetic acid 0.100M sodium acetate after the addition…

A: The given buffer solution is a mixture of weak acid acetic acid CH3COOH and conjugate base CH3COONa.…

Q: How does the acidity of ocean water at pH 8 compare to distilled water at pH? which one of the…

A: Acidity is compared based on the [H+] in the solution. Greater the value of [H+] greater will be the…

Q: Write a net ionic equation to show that caffeine, C3H10N4O2, behaves as a Bronsted-Lowry base in…

A: To write a net ionic equation to show that caffeine behaves as Bronsted-Lowry base in water.

Q: Complete the balanced molecular reaction for the following weak acid with a strong base:…

A: This is acid -base reaction, which gives salt and water as final product

Q: What is the pH of a solution that is 0.33 M CH3NH2 (methylamine) and 0.52 M CH3NH3Cl (methylammonium…

A: Since we have weak base CH3NH2 and its conjugate acid CH3NH3Cl in the solution. Hence the solution…

Q: You need to make a buffer whose pH is 7.0, and you can choose from the weak acids shown. Briefly…

A: An acid is defined as the chemical substance that loses protons or hydrogen ion to the solution. A…

Q: In water solution, acetylsalicylic acid acts as a weak acid: CH3COOC6H4COOH (aq) + H2O (l) ⇌ H3O+…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: Complete the reaction by writing the formulas of the products. CH;COOH + NH, = The Ka of CH,COOH…

Q: 1. Write the dissociation equation in water and equilibrium constant expression for the dissociation…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: Estimate the pH and percentage of dissociation of 0.010 M CH3CH(OH)COOH(aq) (lactic acid). pKa of…

A: For a weak acid: HA = A- + H+…

Q: Complete the balanced molecular reaction for the following weak acid with a strong base: HС-Н,О2(аq)…

Q: What is the % ionization of HI acid is the initial concentration of hydroiodic acid is 1.556M.…

Q: 2. Write the dissociation equation and equilibrium constant expression for the dissociation of the…

Q: Hydrazine N2H4can interact with water in two stepsN2H4(aq) + H2O (l) ↔N2H5+(aq) + OH-(aq) Kb1= 8.5 x…

A: Interaction of N2H4 with water: N2H4aq + H2Ol ↔ N2H5+aq + OH-aq Kb=8.5×10-7 N2H5+aq+ H2Ol…

Q: Complete the balanced molecular reaction for the following weak acid with a strong base: HNO2(aq) +…

A: Answer:- This question is answered by using the simple concept of the chemical reaction between an…

Q: the pH value of an aqueous solution of trimethylamine [(CH3)3N] is 10.75, what should the molarity…

A: Answer Calculate molerity C = ?

Q: Calculate the pOH of the following solutions: (i) 8.24 x 10-3M KOH (ii) 3.98 x 10-2 M Mg(OH)2 A.…

A: Solution (i) pOH = -log[OH-] Since KOH shows 100% dissociation [OH-] = Molarity of KOH = 8.24 x…

Q: pkal pK₂2 Phosphoric acid, H, PO, (aq), is a triprotic acid, meaning that one molecule of the acid…

Q: The following two reactions involve proton transfer. In each reaction, identify the acid and the…

A: Acids are substances which have the ability to donate protons and bases are substances which have…

Q: Complete the following reactions and identify the conjugate acid-base pairs if the reactant acts as…

Q: 5. Which of the following is a conjugate acid-base pall? H3PO4 and HPO²- HCO3 and CO2 NaOH and OH…

A: -> Conjugate base of an acid can be formed when hydrogen ion is removed from acid. -> For…

Q: (е) Ва(NO,),(аq) + NaOH(aq)-

Q: A solution has a pOH of 4.5. What is the concentration of H3O+ in the solution in Molarity? Group…

A: pH of solution is defined as the concentration of hydronium ion H3O+in the solution pOH of solution…

Q: Calculate the pOH of the following: carrots, [H] = 7.9x10-6 M

A: Let us FIRST calculate its pH and then its pOH.

Q: During a cardiac arrest a person stops breathing. One of the first things that a paramedic or the…

Q: A certain organic amine acts as a mono acid base in an aqueous solution. A 0.05M solution has a…

Q: 2. Aspirin is absorbed into the blood through the cells lining the stomach and the small intestine.…

A: Part a)The pH inside the stomach is around 2.0 and pH of the small intestine is about 6.0. We have…

Q: The Kp of ethylamine is 4.30 x 104. What is the pH of a 0.08457M aqueous solution of ethylamine?…

Q: Benzoic acid is a weak acid that has antimicrobial properties. Its sodium salt, sodium benzoate, is…

A: Given chemical reaction is as follows: C6H5COOH(aq) + H2O(l) → C6H5COO-(aq) + H3O+(aq) The value of…

Q: Complete the following acid-base reactions.

A: Grignard reagents are alkyl magnesium halides (R-MgX) where R is an alkyl group and X is halide.…

Q: Calculate the equilibrium constant for the acid–base reaction between the reactants in each of the…

A: Acid dissociation constant Ka, represents how strong the acid is in a solution. The strength of…

Q: The Kb of pyridine, C5H5N, is 1.7 x 10−9. What is the %dissociation of pyridinium in a 0.124 M…

A: I

Q: During respiration, lungs expel carbon dioxide, leading to the formation of more carbonic acid…

A: Solution is given in next step.

Q: Calculate the pOH of a solution that contains 7.802×10‒6 M OH‒ at 25 °C. a) 5.107…

A: The negative logarithm of the concentration of OH- ions is known as pOH of the solution. For the…

Q: Predict the equilibrium of the following acid-base reaction. OH + NH a) Keq 1

A: The electronegativity of the alcohol is higher than the nitrogen, hence the alcohols are higher…

Concept explainers

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.

Question

Calculate the pOH of a solution of methylamine and lye. Initially, [CH₃NH₂] = 1M and [NaOH] = 0.02M.

CH₃NH_2(aq) + H₂O_(l) ↔ CH₃NH₃⁺_(aq) + OH^-_(aq) K_b = 4.38x10^-4

NaOH_(aq) → Na⁺_(aq)+ OH^-_(aq) Strong base

1.70

1.39

1.68

4.12

2.33

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Estimate the pH and percentage of dissociation of 0.010 M CH3CH(OH)COOH(aq) (lactic acid). pKa of lactic acid is 3.86.
Write a balanced net ionic equation for each of the following acid-base reactions in water. formic acid, HCHO2 with barium hydroxide triethylamine, (C2H5)3N, with nitric acid hydroiodic acid with potassium hydroxide consider the following generic equation OH-(aq) +HB(aq) ------àB-(aq) + H2O For which of the following pairs would this be the correct prototype equation for the acid-base reaction in solution? If it is not correct, write the proper equation for the acid-base reaction between the pair. Hydrochloric acid and pyridine, C5H5N Sulfuric acid and rubidium hydroxide Potassium hydroxide and hydrofluoric acid Ammonia and hydroiodic acid Strontium hydroxide and hydrocyanic acid
Write the equilibrium-constant expressions and obtain numerical values for each constant in the basic dissociation of aniline, C6H5NH2. the acidic dissociation of hypochlorous acid, HClO.
Calculate the pOH of the following solutions:(i) 8.24 x 10-3M KOH (ii) 3.98 x 10-2 M Mg(OH)2A. -2.084; -1.099B. 8.24 x 10-3; 7.96 x 10-2C. 2.084; 1.400D. 4.799; 2.531E. 2.084; 1.099 The answer is 2.084; 1.099
Write the expresson for the dissociation constant, Ka for an aqueous solution of butanoic acid. CH3CH2CH2CO2H. Calculate the PH of a 0.01M aqueous butanoic acid given that Ka for butanoic acid is 1.5 x 10-5 .
Give the formula of the conjugate acide of H2O ?
Calculate the equilibrium constant for the acid–base reaction between the reactants in each of the following pairs: (a) HCl + H2O (b) CH3COOH + H2O (c) CH3NH2 + H2O (d) CH3N+H3 + H2O
During respiration, lungs expel carbon dioxide, leading to the formation of more carbonic acid (H2CO3), which then dissociates to replenish the loss of carbon dioxide. This phenomenon is an example of a) Acid-Base catalysis b) Le Chatelier's Principle c) Buffering capacity d) Henderson Hasselbalch Relationship
Calculate pH and pOH of the: 0.5M aniline (C6H5NH2) solution (Kb= 3.8 x 10-10)
Find the value of Q and determine the direction of the reaction.HCl(g) + NaOH(aq)↔NaCl(aq) + H2O(l)[HCl]=3.2 M; [NaOH]=4.3; [NaCl]=6.M; K = 0.50
In water solution, acetylsalicylic acid acts as a weak acid:CH3COOC6H4COOH (aq) + H2O (l) ⇌ H3O+ (aq) + CH3COOC6H4CO2- (aq) Are the following Brønsted-Lowry acids or Brønsted-Lowry base H2O (l) CH3COOC6H4COOH (aq) H3O+ (aq) CH3COOC6H4CO2- (aq)
NaC14H10Cl2NO2 acidic or basic?